Installation and Setup Procedures WD Green MB500M-6Gb
38 RELEASED 5/2/13 (WD CONFIDENTIAL) 2679-771422-A00
5.2 Bare Drive Handling External Force
To avoid damage to internal drive components, do not apply a load greater than 2.6 lbf to a circular 10
mm diameter area anywhere on the top cover.
5.3 Mounting Restrictions
Important: Your system must be turned off and unplugged before installing your hard drive.
5.3.1 Orientation
You can mount the hard drive in the X, Y, or Z axis, depending upon the physical design of your
system. For best results, mount the drive with all four screws grounded to the chassis. If all four screws
are not used, see "Grounding" on page 39.
5.3.2 Screw Type and Screw Length Limitations
The hard drive should be mounted to the chassis using four M3 screws. Recommended screw torque is
5 in-lb. Maximum screw torque is 6 in-lb.
CAUTION: Screws that are too long can damage the hard drive. Hard drive screw
penetration can differ between products depending upon hard drive design.
WD's minimum design criteria is to always meet the SFF 8201 industry
standard specification. The industry standard as defined in the SFF 8201,
specifies for Side Mounting a maximum of 3 mm screw penetration, and a
minimum of 3 threads engagement, for Bottom Mounting a maximum of 2.5
mm screw penetration, and a minimum of 2.5 threads engagement.
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